public void UpdateColorScheme()
{
var reportResults = (DataSource as BindingListSource)?.ReportResults as ClusteredReportResults;
if (reportResults == null)
{
ReportColorScheme = null;
}
else
{
ReportColorScheme = ReportColorScheme.FromClusteredResults(CancellationToken.None, reportResults);
}
}
private Tuple <Clusterer, ClusteredReportResults, ReportColorScheme> GetClusteredResultsBackground(ILongWaitBroker longWaitBroker)
{
var clusterer = Clusterer.CreateClusterer(longWaitBroker.CancellationToken, BindingListSource.ClusteringSpec ?? ClusteringSpec.DEFAULT,
BindingListSource.ReportResults);
if (clusterer == null)
{
return(null);
}
var results = clusterer.GetClusteredResults();
var colorScheme = ReportColorScheme.FromClusteredResults(longWaitBroker.CancellationToken, results);
return(Tuple.Create(clusterer, results, colorScheme));
}
protected override void OnCellFormatting(DataGridViewCellFormattingEventArgs e)
{
base.OnCellFormatting(e);
if (ReportColorScheme == null)
{
return;
}
if (e.ColumnIndex < 0 || e.ColumnIndex >= ColumnCount)
{
return;
}
var reportResults = (DataSource as BindingListSource)?.ReportResults;
if (reportResults == null)
{
return;
}
if (e.RowIndex < 0 || e.RowIndex >= reportResults.RowCount)
{
return;
}
var column = Columns[e.ColumnIndex];
if (column == null)
{
return;
}
var propertyDescriptor = reportResults.ItemProperties.FindByName(Columns[e.ColumnIndex].DataPropertyName);
if (propertyDescriptor == null)
{
return;
}
var color = ReportColorScheme.GetColor(propertyDescriptor, reportResults.RowItems[e.RowIndex]);
if (color.HasValue)
{
e.CellStyle.BackColor = LightenColor(color.Value);
}
}
public void SetData(Clusterer clusterer, ReportColorScheme colorScheme)
{
Clusterer = clusterer;
ColorScheme = colorScheme;
UpdateControls();
}
public void UpdateColumnDendrograms(ClusteredProperties clusteredProperties, ReportColorScheme reportColorScheme, IList <DendrogramData> columnDendrogramDatas)
{
var pivotedProperties = clusteredProperties.PivotedProperties;
if (columnDendrogramDatas == null || columnDendrogramDatas.All(data => null == data))
{
splitContainerHorizontal.Panel1Collapsed = true;
return;
}
List <KeyValuePair <double, double> > columnLocations = new List <KeyValuePair <double, double> >();
Dictionary <string, int> nameToIndex = new Dictionary <string, int>();
double currentPosition = 0 - DataGridView.HorizontalScrollingOffset;
if (DataGridView.RowHeadersVisible)
{
currentPosition += DataGridView.RowHeadersWidth;
}
foreach (var column in DataGridView.Columns.Cast <DataGridViewColumn>())
{
if (!string.IsNullOrEmpty(column.DataPropertyName))
{
nameToIndex[column.DataPropertyName] = columnLocations.Count;
}
double width = column.Visible ? column.Width : 0;
columnLocations.Add(new KeyValuePair <double, double>(currentPosition, currentPosition + width));
currentPosition += width;
}
if (columnLocations.Count == 0)
{
return;
}
var datas = new List <DendrogramFormat>();
for (int i = 0; i < columnDendrogramDatas.Count; i++)
{
var dendrogramData = columnDendrogramDatas[i];
if (dendrogramData == null)
{
continue;
}
var seriesGroup = pivotedProperties.SeriesGroups[i];
if (seriesGroup == null)
{
continue;
}
KeyValuePair <double, double> lastLocation = columnLocations[0];
List <KeyValuePair <double, double> > leafLocatons = new List <KeyValuePair <double, double> >(seriesGroup.PivotKeys.Count);
List <List <Color> > leafColors = new List <List <Color> >();
for (int iPivotKey = 0; iPivotKey < seriesGroup.PivotKeys.Count; iPivotKey++)
{
var colors = new List <Color>();
var locs = new List <KeyValuePair <double, double> >();
foreach (var series in seriesGroup.SeriesList)
{
var propertyDescriptor = series.PropertyDescriptors[iPivotKey];
int columnIndex;
if (nameToIndex.TryGetValue(propertyDescriptor.Name, out columnIndex))
{
locs.Add(columnLocations[columnIndex]);
}
if (reportColorScheme != null)
{
if (clusteredProperties.GetColumnRole(series) == ClusterRole.COLUMNHEADER)
{
colors.Add(reportColorScheme.GetColumnColor(propertyDescriptor) ?? Color.Transparent);
}
}
}
if (locs.Count != 0)
{
lastLocation = new KeyValuePair <double, double>(locs.Min(kvp => kvp.Key), locs.Max(kvp => kvp.Value));
}
leafLocatons.Add(lastLocation);
leafColors.Add(colors);
}
datas.Add(new DendrogramFormat(dendrogramData, ImmutableList.ValueOf(leafLocatons), leafColors));
}
columnDendrogram.SetDendrogramDatas(datas);
splitContainerHorizontal.Panel1Collapsed = false;
}